Every dev tool, one tab.
Fast, free, private utilities for developers & builders. Nothing leaves your browser.
Base64 Encode / Decode
Encode text to Base64 or decode it back. UTF-8 safe.
🔑JWT Decoder
Decode a JSON Web Token's header & payload. No verification, stays local.
🔗URL Encode / Decode
Percent-encode or decode URLs and query components.
🏷️HTML Entity Encode / Decode
Escape and unescape HTML special characters.
JSON Formatter
Beautify, minify and validate JSON with clear error messages.
⏱️Timestamp Converter
Convert between Unix epoch and human-readable dates.
🔢Number Base Converter
Convert between binary, octal, decimal and hexadecimal.
📄YAML ⇄ JSON
Convert & validate between YAML and JSON in either direction.
📊CSV ⇄ JSON
Convert CSV (with headers) to a JSON array and back.
📰XML Formatter
Pretty-print and validate XML documents.
🗓️Cron Expression Explainer
Translate a 5-field cron expression into plain English.
🌍Timezone Converter
Convert a date & time across 45+ world time zones (DST-aware).
UUID Generator
Generate cryptographically-random v4 UUIDs in bulk.
🔒Password Generator
Strong random passwords with adjustable length and character sets.
📝Lorem Ipsum
Placeholder text by paragraphs, sentences or words.
Text Case Converter
camelCase, snake_case, kebab-case, Title Case and more.
🧮Word & Character Counter
Live counts of characters, words, lines and reading time.
🔀Text Compare / Diff
Line-by-line diff between two blocks of text.
🧩Regex Tester
Test regular expressions live with match highlighting & groups.
⬇️Markdown Preview
Live GitHub-flavoured Markdown preview as you type.
SQL Dialect Converter
Best-effort translation of DDL/SQL between PostgreSQL, Oracle, MySQL & SQL Server.
✨SQL Formatter
Beautify & indent SQL queries with keyword casing.
🧬CREATE TABLE → Types
Turn a CREATE TABLE into TypeScript, JSON Schema or a Zod schema.
🔌Connection String Parser
Break down DB connection URIs & key-value strings into parts.
🗂️Schema / ER Outline
Parse multiple CREATE TABLEs into a table+column outline with keys & relations.
Kubernetes YAML Generator
Generate valid manifests: Deployment, Service, Ingress, ConfigMap, Secret, CronJob, Namespace.
🐳Dockerfile Generator
Scaffold a Dockerfile for Node, Python, Go or static sites.
📦Docker Compose Generator
Build docker-compose.yml with your app + optional Postgres, Redis or MySQL.
🧾.env ⇄ YAML / JSON
Convert between .env files and YAML or JSON config.
⏰Crontab Builder
Build a cron expression from a simple schedule, with a plain-English preview.
⎈Helm values.yaml Scaffolder
Generate a values.yaml with image, service, ingress, resources & autoscaling.